feat(extras): add sublime colorscheme

Author: mehalter

lua/astrotheme/extras/init.lua

@@ -27,6 +27,7 @@ M.extras = {
   slack            = {ext = "txt", url = "https://slack.com", label = "Slack"},
   spotify_player   = {ext = "toml", url = "https://github.com/aome510/spotify-player", label = "Spotify Player"},
   st               = {ext = "h", url = "https://st.suckless.org/", label = "simple terminal"},
+  sublime          = { ext = "tmTheme", url = "https://www.sublimetext.com/docs/themes", label = "Sublime Text" },
   terminator       = { ext = "conf", url = "https://gnome-terminator.readthedocs.io/en/latest/config.html", label = "Terminator" },
   tilix            = { ext = "json", url = "https://github.com/gnunn1/tilix", label = "Tilix" },
   vim              = { ext = "vim", url = "https://vimhelp.org/", label = "Vim", subdir = "colors"},